The Gulfoss Tumbler Mug is designed for everyday use, combining modern style with practical performance for both hot and cold beverages. Its inner layer and outer body shell are made from recycled stainless steel (SS304), offering durability, corrosion resistance, and a premium feel while keeping drinks warm for 6–8 hours and cold for 10–12 hours. Featuring an ergonomic handle and a sliding closure lid with a straw option.
